Therm [Arctic Spas] 12" 4.0kW Flo-Thru Titanium Heater (48-9150-5P-K) pooltool Supports a more complete and

Supports a more complete and coordinated channel-drain repair

Helps restore stable flow-through heating performance

Designed for compatible blower-related connection needs

When the relay tied to flow protection begins to fail

Not every topside extension needs a long cable run

Therm [Arctic Spas] 12" 4.0kW Flo-Thru Titanium Heater (48-9150-5P-K) pooltool Supports a more complete andTherm [Arctic Spas] 12" 4. 0kW Flo Thru Titanium Heater (48 9150 5P K) is a replacement heater developed around the fit and operating requirements of Arctic Spas, making it a practical choice when the original heater assembly must be matched carefully. Its 4. 0kW heating output and 12" heater length should be matched to the original equipment requirements before installation, since spa heaters are not universally interchangeable. When a spa struggles